
224 Chapter 6 • Enabling Dial-on-Demand Routing (DDR)
sends the data. Once the circuit is connected, all traffic (including uninter-
esting traffic) can flow through the circuit. Once your defined interesting
traffic stops (for a specified/configurable amount of time) the call will be
disconnected.
NOTE
When the circuit has been connected, traffic that is marked interesting
will reset the idle timer.
The idle timer is what causes the link to be terminated. Because the
dialer list is tied to how long the line is kept open, it is important to con-
figure the dialer list carefully. The limit on the number of dialer lists in a
router is 10, but each list can have ...